What is 85/81 Divided By 2/8

Solving $\frac{85}{81}\div\frac{2}{8}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{85}{81} \div \frac{2}{8} = \frac{85}{81} \times \frac{8}{2}$

• Multiply the Numerators: $85 \times 8 = 680$
• Multiply the Denominators: $81 \times 2 = 162$
• Form the New Fraction: $\frac{85}{81} \times \frac{2}{8} = \frac{680}{162}$

Let's Simplify $\frac{680}{162}$

• Find the Greatest Common Divisor (GCD) of $680$ and $162$. The GCD of $680$ and $162$ is $2$.
• Divide both the numerator and the denominator by the GCD:$\frac{680 \div 2}{162 \div 2} = \frac{340}{81}$

Answer $\frac{85}{81}\div\frac{2}{8} = \frac{340}{81}$

The following animation demonstrates the divide-by,